<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
			<input type="button" value="open" onclick="openA()"/>
	</body>
	<script>
		function openA(){
			//打开a页面
			open("a.html");
		}
	</script>
</html>
